import {z} from 'zod'

export type GetApiKafkaV3ClustersClusterIdLinksLinkNameArgs = {include_tasks?: boolean | undefined};

export type GetApiKafkaV3ClustersClusterIdLinksLinkNameOptions = {baseUrl?: string | undefined, resourceApiKey?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const resourceMetadata = z.object({self: z.string(), resource_name: z.string().nullable().optional()});

export const linkError = z.string();

export const linkState = z.string();

export const linkTaskState = z.string();

export const linkTaskError = z.object({error_code: z.string(), error_message: z.string()});

export const linkTask = z.object({task_name: z.string(), state: linkTaskState, errors: z.array(linkTaskError)});

export const stateCategory = z.string();

export const linkCategory = z.object({state_category: stateCategory, count: z.number().int()});

export const listLinksResponseData = z.object({kind: z.string(), metadata: resourceMetadata, source_cluster_id: z.string().nullable().optional(), destination_cluster_id: z.string().nullable().optional(), remote_cluster_id: z.string().nullable().optional(), link_name: z.string(), link_id: z.string().optional(), cluster_link_id: z.string(), topic_names: z.array(z.string()), link_error: linkError.optional(), link_error_message: z.string().nullable().optional(), link_state: linkState.optional(), tasks: z.array(linkTask).nullable().optional(), category_counts: z.array(linkCategory).nullable().optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Describe the cluster link
 * 
 * GET /kafka/v3/clusters/{cluster_id}/links/{link_name}
 * 
 * Also accepts auth: external-access-token
 */
export const getApiKafkaV3ClustersClusterIdLinksLinkName = async (args: GetApiKafkaV3ClustersClusterIdLinksLinkNameArgs, options?: GetApiKafkaV3ClustersClusterIdLinksLinkNameOptions) => {
const {baseUrl = "https://api.confluent.cloud", fetch: fetchFn = fetch, resourceApiKey} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

if (args.include_tasks != null) query.append("include_tasks", String(args.include_tasks))
if (resourceApiKey !== undefined) headers.set('authorization', `Basic ${btoa(`${resourceApiKey.username}:${resourceApiKey.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/kafka/v3/clusters/${encodeURIComponent(String(args.cluster_id))}/links/${encodeURIComponent(String(args.link_name))}${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(listLinksResponseData, await res.json())
};